Practice Normal Strain Rate (4.3) - Viscous Fluid Flow (Contd.) - Hydraulic Engineering - Vol 3

Practice: Normal Strain Rate

Lesson 4.3Viscous Fluid Flow (Contd.)

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9 questions

Flashcard drill
2 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
3 questions · about 2 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
Define normal strain rate and explain its significance.
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Think about the context of flowing fluids.
Question 2.
What is the continuity equation?
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Consider how mass is conserved in a flowing system.
3Question 3.
What does normal strain rate measure?
- Rate of temperature change
- Rate of volume change per unit volume
- Rate of pressure change
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Focus on how volume changes relate to strain.
4Question 4.
The equation of continuity implies which of the following for incompressible flow?
- True
- False
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Remember the principles of conservation of mass.
Question 5.
A fluid with varying viscosity flows through a duct with both expanding and contracting sections. Derive the distribution of normal strain rates through each section based on given velocity profiles.
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Break down each section of the duct to address the differences in velocity.
Question 6.
Using real-world applications, hypothesize how engineers could use strain rate calculations to prevent failure in a dam under hydraulic stress.
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Consider factors like flow rate and structural materials.

5 more questions in this section. Enroll free to practise them all.